<html>
<head>
    <meta charset="UTF-8">
    <title>Login</title>
    <!-- 最新版本的 Bootstrap 核心 CSS 文件 -->
    <script type="application/javascript" src="jquery-3.1.1.js"></script>
    <script type="application/javascript" src="layui/layui.all.js"></script>
    <link rel="stylesheet" href="layui/css/layui.css">
    <!-- <meta name="renderer" content="webkit">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1"> -->
    <link rel="stylesheet" href="//res.layui.com/layui/dist/css/layui.css"  media="all">
    <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
    <style>
        .container{
          background-image: url(img/index.jpg);
          width:100%;
          height: 100%;
        }
        .form-signin {
          
          max-width: 260px;
          padding-top: 110px;
          margin: 0 auto;
        }
    </style>
</head>
<body>
        <div class="container">
        <form class="form-signin" action="login.php" method="post">
        <h2 class="form-signin-heading" style="color:blue ; font-size:35px;opacity:0.6;";><---用户登陆---></h2>
        <label for="inputusername" class="sr-only"></label>
        <br>
        <input type="text" name="username"  class="form-control" placeholder="username" 
        style="opacity:0.5;">
        <br>
        <label for="inputPassword" class="sr-only"></label>
        <input type="password" name="password" class="form-control" placeholder="password"
        style="opacity:0.5;">
        <br>
         <input type="submit" name="submit" class="btn btn-lg btn-primary btn-block" value="Login" style="opacity:0.5;";>
         <br>
         <a href="index.php"  style="opacity:0.7 ;padding-left:96px;color:red";>Legistered</a> 
         <!-- <input href="index.php" class="btn btn-lg btn-primary btn-block" type="submit"  value="Legistered" style="opacity:0.5;">  -->
      </form>
    <ul>  
      <li>
        <div class="layui-anim" data-anim="layui-anim-rotate layui-anim-loop">循环动画</div>
        <div class="code">追加：layui-anim-loop</div>
      </li> 
    </ul>   
    </div>
</body>
</html>